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hba Group TitleBest ResponseYou've already chosen the best response.1
This is not a proof ?
 one year ago

hba Group TitleBest ResponseYou've already chosen the best response.1
sin3A= something which we have to prove ?
 one year ago

hba Group TitleBest ResponseYou've already chosen the best response.1
@mustry Please reply ?
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.2
Prove sin3A=? sin3A=sin(A+2A) use sin(A+B)=sinAcosB+cosAsinB sin2A=2sinAcosA
 one year ago

mustry Group TitleBest ResponseYou've already chosen the best response.0
actually u know
 one year ago

mustry Group TitleBest ResponseYou've already chosen the best response.0
no ur suppose to expand it
 one year ago

mustry Group TitleBest ResponseYou've already chosen the best response.0
sin(2A+A)=sin2AcosA+cos2AsinA
 one year ago

mustry Group TitleBest ResponseYou've already chosen the best response.0
BUT cos2A=cos^A+sin^A
 one year ago

ajprincess Group TitleBest ResponseYou've already chosen the best response.2
cos2A=cos^2Asin^2A =12sin^2A =2cos^2A1
 one year ago

mustry Group TitleBest ResponseYou've already chosen the best response.0
OKAY put it in the equestn
 one year ago
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